1 files changed, 13 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/rdrand-3.c b/gcc/testsuite/gcc.target/i386/rdrand-3.c
new file mode 100644
index 00000000000..17c7c6fff24
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/rdrand-3.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target lp64 } */
+/* { dg-options "-O2 -mrdrnd " } */
+/* { dg-final { scan-assembler "rdrand\[ \t]+(%|)rax" } } */
+/* { dg-final { scan-assembler "jnc\[ \t]+" } } */
+
+#include <immintrin.h>
+
+unsigned long long
+read_rdrand64 (void)
+{
+  return _rdrand_u64 ();
+}